"""
Case Type   : 故障&可靠性测试
Case Name   : 更新数据的过程中恢复同一数据库
Create At   : 2020/11/23
Owner       : @zou_jialiang0505328126
Description :
    1.在数据库postgres中创建表
    2.更新数据
    3.更新数据过程中恢复postgres数据库
    4.检查数据一致性
    5.执行TPCC
    6.检查数据一致性
Expect      :
    1.创建表成功
    2.更新数据成功
    3.恢复成功
    4.数据一致
    5.执行tpcc成功
    6.数据一致
History     :
    modified: 2020/03/01  modified by @peilinqian,修改创建数据库SQL；以防已存在库导致断言失败
    modified: 2020/12/11  modified by @wan005,修改恢复数据库为新创建数据库，防止恢复失败导致后续用例失败
    modified: 2021/01/08  modified by @wan005,物化视图不支持compression等参数，修改断言适配1.1.0版本
"""

import os
import sys
import unittest
import time
from yat.test import macro
from yat.test import Node

sys.path.append(sys.path[0] + "/../")
from testcase.utils.CommonSH import *
from testcase.utils.Common import Common
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from testcase.utils.ComThread import ComThread


class Basebackup(unittest.TestCase):
    commonshpri = CommonSH('PrimaryDbUser')
    commonshsta = CommonSH('Standby1DbUser')
    commonshsta2 = CommonSH('Standby2DbUser')
    nodes_tuple = ('PrimaryDbUser', 'Standby1DbUser', 'Standby2DbUser')

    @RestartDbCluster(*nodes_tuple)
    def setUp(self):
        self.log = Logger()
        self.log.info('------------Opengauss_Reliability_Tools_Restore_Case007.py 开始执行------------')
        self.dbPrimaryDbUser = Node(node='PrimaryDbUser')
        self.dbStandby1DbUser = Node(node='Standby1DbUser')
        self.dbStandby2DbUser = Node(node='Standby2DbUser')
        self.dbPrimaryRootNode = Node(node='PrimaryRoot')
        self.Constant = Constant()
        self.common = Common('PrimaryRoot')
        self.restore_file = os.path.join(macro.DB_BACKUP_PATH, 'dump_backup', 'tools_restore_case001.tar')
        self.sql_path = os.path.join(macro.DB_BACKUP_PATH, 'testscript')
        self.tblname = 'restore_case007'
        self.values = '2000000'
        self.idxname = 'restore_case007_idx'
        self.updatenum = '800000'

        self.log.info('-------------------创建备份路径-----------------------------------')
        shell_cmd = f'rm -rf {os.path.dirname(self.restore_file)}; mkdir {os.path.dirname(self.restore_file)}'
        self.log.info(shell_cmd)
        result = self.dbPrimaryDbUser.sh(shell_cmd).result()
        self.log.info(result)

        self.log.info('-----------------------生成预设数据-----------------------')
        result = self.common.scp_file(self.dbPrimaryDbUser, 'restore_data.sql', self.sql_path)
        self.log.info(result)
        sql_file_cmd = f'''
                                source {macro.DB_ENV_PATH};    
                                gsql -d {self.dbPrimaryDbUser.db_name} -p {self.dbPrimaryDbUser.db_port}  -f {os.path.join(
            self.sql_path, 'restore_data.sql')}
                                '''
        self.log.info(sql_file_cmd)
        sql_bx_msg = self.dbPrimaryDbUser.sh(sql_file_cmd).result()
        self.log.info(sql_bx_msg)
        self.assertNotIn('ERROR', sql_bx_msg)

        self.log.info('--------------------导出数据----------------------------')
        result = self.commonshpri.dumpFile(filename=self.restore_file, get_detail=False)
        self.log.info(result)
        self.assertTrue(result)

        self.dbname = 'dbsys_restore_db'
        self.log.info("---------------------创建数据库--------------------")
        create_db_sql = f'drop database if exists {self.dbname};' \
            f'create database {self.dbname};'
        result = self.commonshpri.executDbSql(create_db_sql)
        self.log.info(result)
        self.assertIn(self.Constant.CREATE_DATABASE_SUCCESS_MSG, result)

    def test_basebackup(self):
        self.log.info('----------------------创建表，插入数据,创建索引------------------------')
        sql = f'create table {self.tblname}(i int); create index {self.idxname} on {self.tblname}(i); \
                insert into {self.tblname} (select * from generate_series(1,{self.values}));'
        result = self.commonshpri.executDbSql(sql, self.dbname)
        self.log.info(result)
        self.assertIn('INSERT', result)

        self.log.info('--------------------获取还原前数据库已有表------------------------')
        self.table_list = self.commonshpri.executDbSql(r'\d')
        self.log.info(self.table_list)

        self.log.info('-------------------启动线程更新数据-----------------------------------')
        insert_thread = ComThread(self.commonshpri.executDbSql,
                                  args=(f'update {self.tblname} set i=0 where i<={self.updatenum};',self.dbname))
        insert_thread.setDaemon(True)
        insert_thread.start()

        self.log.info('-------------------恢复数据-----------------------------------')
        result = self.commonshpri.restoreFile(self.restore_file,get_detail=True, dbname=self.dbname)
        self.assertIn(self.Constant.RESTORE_SUCCESS_MSG, result)

        self.log.info('----------------------检查插入结果-------------------------')
        insert_thread.join(60 * 60)
        result = insert_thread.get_result()
        self.log.info(result)
        self.assertIn(f'UPDATE {self.updatenum}', result)

        self.log.info('----------------------检查更新结果---------------------')
        result = self.commonshpri.executDbSql(f'select count(*) from {self.tblname} where i=0;',self.dbname)
        self.log.info(result)
        self.assertIn(f'{self.updatenum}', result)

        self.log.info('----------------------------对比恢复前后数据是否一致-------------------------')
        time.sleep(5)
        self.table_list_after = self.commonshpri.executDbSql(r'\d')
        self.log.info(self.table_list_after)
        self.assertIn(self.table_list, self.table_list_after)

        self.log.info('-------------------检查主备是否同步-------------------')
        result = self.commonshsta.check_data_consistency()
        self.assertTrue(result)
        result = self.commonshsta2.check_data_consistency()
        self.assertTrue(result)

        self.log.info('--------------------检查数据一致性---------------------')
        nodes_tuple = (self.dbPrimaryDbUser, self.dbStandby1DbUser, self.dbStandby2DbUser)
        flag = self.common.check_data_sample_by_all(r'\d', *nodes_tuple)
        self.assertTrue(flag)

        table_dict = self.common.format_sql_result(self.commonshpri.executDbSql(r'\d', dbname=self.dbname))
        table_name = table_dict.get('Name')
        for name in table_name:
            select_sql = f'select count(*) from {name};'
            flag = self.common.check_data_sample_by_all(select_sql, *nodes_tuple)
            self.assertTrue(flag)

        self.log.info('------------------启动TPCC----------------------------')
        result = self.common.startTPCC(self.dbPrimaryRootNode, macro.TPCC_PATH)
        self.log.info(result)
        self.assertIn(self.Constant.TPCC_SUCCESS_MSG, result)

        self.log.info('-------------------检查主备是否同步-------------------')
        result = self.commonshsta.check_data_consistency()
        self.assertTrue(result)
        result = self.commonshsta2.check_data_consistency()
        self.assertTrue(result)

        self.log.info('--------------------检查数据一致性---------------------')
        nodes_tuple = (self.dbPrimaryDbUser, self.dbStandby1DbUser, self.dbStandby2DbUser)
        flag = self.common.check_data_sample_by_all(r'\d', *nodes_tuple)
        self.assertTrue(flag)

        table_dict = self.common.format_sql_result(self.commonshpri.executDbSql(r'\d'))
        table_name = table_dict.get('Name')
        for name in table_name:
            select_sql = f'select count(*) from {name};'
            flag = self.common.check_data_sample_by_all(select_sql, *nodes_tuple)
            self.assertTrue(flag)

    def tearDown(self):
        self.log.info('-------------------------环境清理------------------------')
        self.log.info('--------------------------删除备份文件------------------')
        shell_cmd = f'rm -rf {os.path.dirname(self.restore_file)}'
        self.log.info(shell_cmd)
        result = self.dbPrimaryDbUser.sh(shell_cmd).result()
        self.log.info(result)

        self.log.info('--------------------------删除预设数据---------------------')
        result = self.common.scp_file(self.dbPrimaryDbUser, 'clear_restore_data.sql', self.sql_path)
        self.log.info(result)
        sql_file_cmd = f'''
                                       source {macro.DB_ENV_PATH};
                                       gsql -d {self.dbPrimaryDbUser.db_name} -p {self.dbPrimaryDbUser.db_port}  -f {os.path.join(
            self.sql_path, 'clear_restore_data.sql')}
        '''
        self.log.info(sql_file_cmd)
        sql_bx_msg = self.dbPrimaryDbUser.sh(sql_file_cmd).result()
        self.log.info(sql_bx_msg)

        self.log.info('----------------------删除执行脚本路径----------------------------')
        shell_cmd = f'rm -rf {self.sql_path}'
        self.log.info(shell_cmd)
        result = self.dbPrimaryDbUser.sh(shell_cmd).result()
        self.log.info(result)

        self.log.info('--------------------------删除表------------------------------')
        result = self.commonshpri.executDbSql(
            f'drop index if exists {self.idxname};drop table if exists {self.tblname};', self.dbname)
        self.log.info(result)

        self.log.info("---------------------drop database--------------------")
        result = self.commonshpri.executDbSql(f'drop database {self.dbname};')
        self.log.info(result)

        self.log.info('----------Opengauss_Reliability_Tools_Restore_Case007.py 执行结束-----------------------')
